[C++][CI] Thread sanitizer failure

[asfimport]

It appears this is due to some tasks being spawned or transferred (by the background generator) while the thread pool is destroying at shutdown.

See https://github.com/ursacomputing/crossbow/runs/2276268779#step:6:3414

Reporter: Antoine Pitrou / @pitrou
Assignee: Weston Pace / @westonpace

Related issues:

• [C++][CI] Thread sanitizer failure in SerialExecutor (is related to)

PRs and other links:

• GitHub Pull Request #9941

_{Note: This issue was originally created as ARROW-12220. Please see the migration documentation for further details.}

[asfimport]

Antoine Pitrou / @pitrou:
cc @westonpace

[asfimport]

Antoine Pitrou / @pitrou:
Unfortunately I'm not able to reproduce locally. It probably depends heavily on timing conditions.

[asfimport]

David Li / @lidavidm:
Issue resolved by pull request 9941
#9941

[asfimport]

David Li / @lidavidm:
Note that another TSan failure was found possibly resulting from ARROW-12208: https://github.com/ursacomputing/crossbow/runs/2340248774